Danfoss VLT AutomationDrive FC 300 Design Manual page 135
0.25-75 kw
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Also See for VLT AutomationDrive FC 300:
- Design manual (296 pages) ,
- Programming manual (277 pages) ,
- Operating instructions manual (169 pages)
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Electrical Installation
•
The electronic thermal relay (ETR) of the
frequency inverter cannot be used as motor
protection for the individual motor. Provide
further motor protection by e.g. thermistors in
each motor winding or individual thermal relays.
(Circuit breakers are not suitable as protection
device).
NOTE
Installations with cables connected in a common joint as
shown in the first example in the picture is only
recommended for short cable lengths.
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®
VLT
AutomationDrive FC 300 Design Guide, 0.25-75 kW
NOTE
When motors are connected in parallel, 1-02 Flux Motor
Feedback Source cannot be used, and 1-01 Motor Control
Principle must be set to Special motor characteristics (U/f).
®
MG33BE02 - VLT
is a registered Danfoss trademark
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